Perfect in function and design for your Mac. Extends 10 USB 3.0 ports for your Mac with up to 5Gbps data transfer rate. Backward compatible with USB 2.0 and 1.1 devices. Fine workmanship made from durable sand-blasted aluminum alloy material that is good at dissipating heat. This hub also includes a LED indicator light and USB 3.0 data cable for connecting to host device.